The origin of 'wearable computer' was in Japan in the 1980's - GIGAZINE
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The origin of 'wearable computer' was in Japan in the 1980's - GIGAZINE
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Before Smartwatches, There was the Seiko UC-2000 Wrist Computer, Here are 5 Cool Facts - TechEBlog
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Seiko Wrist Computer UC-2000 UC-2100 With Keyboard Quartz Stainless Men's Watch | eBay
